// setInterval(()=>{
//     console.log(document.body.scrollTop);
    
// },1000)
let height=document.documentElement.clientHeight;
let getBiaoQian=$$('.TopstoryTabs, .Topstory-tabs')[0];
let button = document.createElement("button");
button.innerHTML=`点击`
button.id="dianji";
button.setAttribute("position","fixed");
getBiaoQian.append(button);
$("#dianji").onclick = function(){
    console.log("haha");
    console.log(height);
    
    document.documentElement.scrollTop+=height;
}


getBiaoQian+=`<button>点击</button>`


